[INFO] cloning repository https://github.com/TokisakiYuu/markdown-storage [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TokisakiYuu/markdown-storage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1a8c0f64e73e37462862b7c9981a7572dac95076 [INFO] checking TokisakiYuu/markdown-storage against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TokisakiYuu/markdown-storage on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TokisakiYuu/markdown-storage [INFO] finished tweaking git repo https://github.com/TokisakiYuu/markdown-storage [INFO] tweaked toml for git repo https://github.com/TokisakiYuu/markdown-storage written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/TokisakiYuu/markdown-storage already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/graphql-rust/juniper` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enum-iterator-derive v0.6.0 [INFO] [stderr] Downloaded markdown-parser v0.1.2 [INFO] [stderr] Downloaded rmp v0.8.10 [INFO] [stderr] Downloaded pipeline v0.5.0 [INFO] [stderr] Downloaded enum-iterator v0.6.0 [INFO] [stderr] Downloaded getset v0.1.1 [INFO] [stderr] Downloaded rmp-serde v0.15.5 [INFO] [stderr] Downloaded markdown v0.3.0 [INFO] [stderr] Downloaded page_size v0.4.2 [INFO] [stderr] Downloaded jammdb v0.5.0 [INFO] [stderr] Downloaded globset v0.4.8 [INFO] [stderr] Downloaded jsonrpc-server-utils v18.0.0 [INFO] [stderr] Downloaded jsonrpc-http-server v18.0.0 [INFO] [stderr] Downloaded bson v1.2.2 [INFO] [stderr] Downloaded futures-executor v0.3.16 [INFO] [stderr] Downloaded derive_utils v0.11.2 [INFO] [stderr] Downloaded futures-enum v0.1.17 [INFO] [stderr] Downloaded graphql-parser v0.3.0 [INFO] [stderr] Downloaded smartstring v0.2.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f1a7ed5279fd03c8d3d11f576c5c782845ed158ee0be5fb8f976b35eec18e7b [INFO] running `Command { std: "docker" "start" "-a" "5f1a7ed5279fd03c8d3d11f576c5c782845ed158ee0be5fb8f976b35eec18e7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f1a7ed5279fd03c8d3d11f576c5c782845ed158ee0be5fb8f976b35eec18e7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f1a7ed5279fd03c8d3d11f576c5c782845ed158ee0be5fb8f976b35eec18e7b", kill_on_drop: false }` [INFO] [stdout] 5f1a7ed5279fd03c8d3d11f576c5c782845ed158ee0be5fb8f976b35eec18e7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea34441ea0153ecc1bd8f8f6945e9cf243b37d74d0cd0ced19506c792c2feecc [INFO] running `Command { std: "docker" "start" "-a" "ea34441ea0153ecc1bd8f8f6945e9cf243b37d74d0cd0ced19506c792c2feecc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking smartstring v0.2.9 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking pipeline v0.5.0 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking rmp v0.8.10 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking jammdb v0.5.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking markdown v0.3.0 [INFO] [stderr] Compiling derive_utils v0.11.2 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling enum-iterator-derive v0.6.0 [INFO] [stderr] Compiling juniper_codegen v0.15.7 (https://github.com/graphql-rust/juniper#39d1e434) [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling futures-enum v0.1.17 [INFO] [stderr] Checking enum-iterator v0.6.0 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking graphql-parser v0.3.0 [INFO] [stderr] Checking serde v1.0.127 [INFO] [stderr] Checking futures-executor v0.3.16 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking futures v0.3.16 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking rmp-serde v0.15.5 [INFO] [stderr] Checking jsonrpc-core v18.0.0 [INFO] [stderr] Checking bson v1.2.2 [INFO] [stderr] Checking markdown-parser v0.1.2 [INFO] [stderr] Checking jsonrpc-server-utils v18.0.0 [INFO] [stderr] Checking jsonrpc-http-server v18.0.0 [INFO] [stderr] Checking juniper v0.15.7 (https://github.com/graphql-rust/juniper#39d1e434) [INFO] [stderr] Checking markdown-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rmp_serde` is imported redundantly [INFO] [stdout] --> src/db.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rmp_serde; [INFO] [stdout] | ^^^^^^^^^ the item `rmp_serde` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/db.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::MDDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::MDDB; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jsonrpc_http_server::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonrpc_http_server::jsonrpc_core::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rmp_serde` is imported redundantly [INFO] [stdout] --> src/db.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rmp_serde; [INFO] [stdout] | ^^^^^^^^^ the item `rmp_serde` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/db.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ctx` is imported redundantly [INFO] [stdout] --> src/graphql/schema.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 17 | use super::*; [INFO] [stdout] | -------- the item `Ctx` is already imported here [INFO] [stdout] ... [INFO] [stdout] 20 | use crate::graphql::objects::Ctx; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::MDDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::MDDB; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jsonrpc_http_server::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MDDB` is never constructed [INFO] [stdout] --> src/db.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MDDB { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/db.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 14 | impl MDDB { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 15 | pub fn open() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn save_markdown(&self, content: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn save_source(&self, hash: &String, content: String) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn parse_markdown(content: String) -> (MarkdownMetadata, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn get_metadata(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn get_source(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `users` is never read [INFO] [stdout] --> src/graphql/objects.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ctx { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 8 | users: HashMap [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ctx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MDDB` is never constructed [INFO] [stdout] --> src/db.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MDDB { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/db.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 14 | impl MDDB { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 15 | pub fn open() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn save_markdown(&self, content: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn save_source(&self, hash: &String, content: String) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn parse_markdown(content: String) -> (MarkdownMetadata, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn get_metadata(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn get_source(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `users` is never read [INFO] [stdout] --> src/graphql/objects.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ctx { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 8 | users: HashMap [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ctx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.95s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bson v1.2.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "ea34441ea0153ecc1bd8f8f6945e9cf243b37d74d0cd0ced19506c792c2feecc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea34441ea0153ecc1bd8f8f6945e9cf243b37d74d0cd0ced19506c792c2feecc", kill_on_drop: false }` [INFO] [stdout] ea34441ea0153ecc1bd8f8f6945e9cf243b37d74d0cd0ced19506c792c2feecc [INFO] checking TokisakiYuu/markdown-storage against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokisakiYuu%2Fmarkdown-storage" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TokisakiYuu/markdown-storage on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TokisakiYuu/markdown-storage [INFO] finished tweaking git repo https://github.com/TokisakiYuu/markdown-storage [INFO] tweaked toml for git repo https://github.com/TokisakiYuu/markdown-storage written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TokisakiYuu/markdown-storage already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fcc89e4f4b8718c94b28b202285eac58227041f2b5a543156fd846620125b6e [INFO] running `Command { std: "docker" "start" "-a" "0fcc89e4f4b8718c94b28b202285eac58227041f2b5a543156fd846620125b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fcc89e4f4b8718c94b28b202285eac58227041f2b5a543156fd846620125b6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fcc89e4f4b8718c94b28b202285eac58227041f2b5a543156fd846620125b6e", kill_on_drop: false }` [INFO] [stdout] 0fcc89e4f4b8718c94b28b202285eac58227041f2b5a543156fd846620125b6e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ab6959a1a473e90c4c7fdeeb77bc410e95ffe3632cf9bb0314e363482af2d67 [INFO] running `Command { std: "docker" "start" "-a" "7ab6959a1a473e90c4c7fdeeb77bc410e95ffe3632cf9bb0314e363482af2d67", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking block-padding v0.2.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking smartstring v0.2.9 [INFO] [stderr] Checking pipeline v0.5.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking quick-error v2.0.1 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking sha3 v0.9.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking jammdb v0.5.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking rmp v0.8.10 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking markdown v0.3.0 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-stream v0.1.7 [INFO] [stderr] Compiling derive_utils v0.11.2 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling enum-iterator-derive v0.6.0 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling juniper_codegen v0.15.7 (https://github.com/graphql-rust/juniper#39d1e434) [INFO] [stderr] Compiling futures-enum v0.1.17 [INFO] [stderr] Compiling getset v0.1.1 [INFO] [stderr] Checking enum-iterator v0.6.0 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking graphql-parser v0.3.0 [INFO] [stderr] Checking futures-executor v0.3.16 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking futures v0.3.16 [INFO] [stderr] Checking serde v1.0.127 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking serde_yaml v0.8.17 [INFO] [stderr] Checking rmp-serde v0.15.5 [INFO] [stderr] Checking jsonrpc-core v18.0.0 [INFO] [stderr] Checking bson v1.2.2 [INFO] [stderr] Checking markdown-parser v0.1.2 [INFO] [stderr] Checking jsonrpc-server-utils v18.0.0 [INFO] [stderr] Checking juniper v0.15.7 (https://github.com/graphql-rust/juniper#39d1e434) [INFO] [stderr] Checking jsonrpc-http-server v18.0.0 [INFO] [stderr] Checking markdown-storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rmp_serde` is imported redundantly [INFO] [stdout] --> src/db.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rmp_serde; [INFO] [stdout] | ^^^^^^^^^ the item `rmp_serde` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/db.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ctx` is imported redundantly [INFO] [stdout] --> src/graphql/schema.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 17 | use super::*; [INFO] [stdout] | -------- the item `Ctx` is already imported here [INFO] [stdout] ... [INFO] [stdout] 20 | use crate::graphql::objects::Ctx; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::MDDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::MDDB; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jsonrpc_http_server::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rmp_serde` is imported redundantly [INFO] [stdout] --> src/db.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rmp_serde; [INFO] [stdout] | ^^^^^^^^^ the item `rmp_serde` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `md5` is imported redundantly [INFO] [stdout] --> src/db.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use md5; [INFO] [stdout] | ^^^ the item `md5` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `db::MDDB` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use db::MDDB; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use jsonrpc_http_server::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonrpc_http_server::jsonrpc_core::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `jsonrpc_http_server::jsonrpc_core::serde_json::json` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use jsonrpc_http_server::jsonrpc_core::serde_json::json; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Mutex` [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MDDB` is never constructed [INFO] [stdout] --> src/db.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MDDB { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/db.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 14 | impl MDDB { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 15 | pub fn open() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn save_markdown(&self, content: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn save_source(&self, hash: &String, content: String) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn parse_markdown(content: String) -> (MarkdownMetadata, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn get_metadata(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn get_source(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `users` is never read [INFO] [stdout] --> src/graphql/objects.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ctx { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 8 | users: HashMap [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ctx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MDDB` is never constructed [INFO] [stdout] --> src/db.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MDDB { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/db.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 14 | impl MDDB { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 15 | pub fn open() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | pub fn save_markdown(&self, content: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | fn save_metadata(&self, hash: &String, data: &MarkdownMetadata) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn save_source(&self, hash: &String, content: String) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | fn parse_markdown(content: String) -> (MarkdownMetadata, String) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn get_markdown(&self, hash: &str) -> Option<(MarkdownMetadata, String)> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn get_metadata(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 95 | fn get_source(&self, hash: &String) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `users` is never read [INFO] [stdout] --> src/graphql/objects.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ctx { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 8 | users: HashMap [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Ctx` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bson v1.2.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "7ab6959a1a473e90c4c7fdeeb77bc410e95ffe3632cf9bb0314e363482af2d67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ab6959a1a473e90c4c7fdeeb77bc410e95ffe3632cf9bb0314e363482af2d67", kill_on_drop: false }` [INFO] [stdout] 7ab6959a1a473e90c4c7fdeeb77bc410e95ffe3632cf9bb0314e363482af2d67